Hi Matt, I used Shamir's Secret Sharing to decompose a seed for a BIP32 master key, that is I think more future relevant than a single key. Therefore suggest to adapt the BIP for a length used there typically 16 or 32 bytes and have a magic code to indicate its use as key vs. seed.
Regards, Tamas Blummer http://bitsofproof.com On 29.03.2014, at 09:05, Matt Whitlock <b...@mattwhitlock.name> wrote: > Abstract: A method is described for dividing a Bitcoin private key into > shares in a manner such that the key can be reconstituted from any > sufficiently large subset of the shares but such that individually the shares > do not reveal any information about the key. This method is commonly known as > Shamir's Secret Sharing Scheme. Additionally, an encoding methodology is > proposed to standardize transmission and storage of shares. > > Complete BIP: https://github.com/whitslack/btctool/blob/bip/bip-xxxx.mediawiki > > I am looking to have this BIP assigned a number and added to the bitcoin/bips > repository. I invite any comments, questions, or suggestions. > > ------------------------------------------------------------------------------ > _______________________________________________ > Bitcoin-development mailing list > Bitcoin-development@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/bitcoin-development >
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